If your partner changes their wardrobe, starts working out and develops new hobbies, they could be trying to impress their secret crush. People who utilize secret decoy apps for Android usually value their looks above everything else. Paying Closer Attention to Their Appearance However, it’s also possible that they’ve been conducting some research. If your sex routine suddenly changes or your partner introduces some new styles in the bedroom, chances are they’re learning those techniques from someone else. Sex is a healthy component of every relationship. Knowing how cheaters hide their tracks can certainly help you expose your disloyal spouse. People who cheat are known to be cagey and protective of their devices. Is your partner comfortable using their phone or laptop around you? If not, they probably have something to hide. They’re Overprotective of Their Electronic Devices Here’s a list of signs that your partner might be cheating: 1. Some people cheat because they want to fill a certain void in their current relationship while others simply want validation.